Related Clues:

• Showing the years
• Matured, as cheese
• Medieval, e.g.
• "It's still the same ___ story"
• Geezerish
• Allowed to improve, as cheeses
• GOP segment?
• Grew old
• Got ripe
• 19th-century, say
• Became mellow
• Got some seasoning
• Word in a Hemingway title
• Familiar, as a joke
• Like stale jokes